Stresses in rail ends measurements of dynamic stresses in standard 109 lb/yd. F.B. track, under different conditions of maintenance, caused by three different classes of locomotives at Cholsey, W.R. (E-435)

1. Several rails between Paddington and Reading, broke in Marchl962, all the failures being through the first bolt hole. The Chief Civil Engineer, Western Region, asked for information about the effect on fishbolt hole stresses of certain Diesel locomotives compared with steam locomotives, In view of this request it was...